public class Kasir {
    public static void main(String[] args) {
        Produk kopi = new Produk("Kopi Robusta", 45000);
        Produk gula = new Produk("Gula Pasir", 14000);
        int total = kopi.harga() + gula.harga();

        System.out.println(kopi.nama() + " : Rp" + kopi.harga());
        System.out.println(gula.nama() + " : Rp" + gula.harga());
        System.out.println("Total      : Rp" + total);
    }
}